Newark, CA Weather & Growing Conditions
Overnight
57°F
Mostly Cloudy
Mostly cloudy, with a low around 57. North northwest wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 57°F | Mostly Cloudy | 3 mph NNW | 0% |
| Saturday | 78°F | Mostly Sunny | 2 to 12 mph WNW | 0% |
| Saturday Night | 57°F | Partly Cloudy | 3 to 10 mph NNW | 0% |
| Sunday | 72°F | Mostly Cloudy | 3 to 9 mph WNW | 1% |
| Sunday Night | 57°F | Mostly Cloudy | 3 to 9 mph WSW | 1% |
| Monday | 75°F | Mostly Sunny | 2 to 12 mph WSW | 0% |
| Monday Night | 57°F | Partly Cloudy | 2 to 12 mph WSW | 0% |
| Tuesday | 77°F | Mostly Sunny | 2 to 10 mph WSW | 0% |
| Tuesday Night | 57°F | Mostly Clear | 1 to 10 mph WSW | 0% |
| Wednesday | 84°F | Sunny | 1 to 9 mph SW | 0% |
| Wednesday Night | 60°F | Mostly Clear | 0 to 9 mph WSW | 0% |
| Thursday | 86°F | Sunny | 0 to 12 mph WSW | 0% |
| Thursday Night | 60°F | Mostly Clear | 2 to 12 mph W | 0% |
| Friday | 80°F | Mostly Sunny | 2 to 12 mph WSW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Newark, CA
Last spring frost
Jan 1
First fall frost
Dec 27
Growing season
365 days
Hardiness zone
10a
Explore more for Newark, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Newark, Ca (0.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.